口腔颌面部发育基本上在以下哪期完成
A．受孕后1周
B．受孕后2周
C．受孕后10周
D．受孕后3～8周
E．受孕后9周
参考答案：D
You have done ___. A,more than enough B. enough more than C. more enough than D. than more enough
标准
